1/*
2 * Common corrected MCE threshold handler code:
3 */
4#include <linux/interrupt.h>
5#include <linux/kernel.h>
6
7#include <asm/irq_vectors.h>
8#include <asm/apic.h>
9#include <asm/idle.h>
10#include <asm/mce.h>
11
12static void default_threshold_interrupt(void)
13{
14	printk(KERN_ERR "Unexpected threshold interrupt at vector %x\n",
15			 THRESHOLD_APIC_VECTOR);
16}
17
18void (*mce_threshold_vector)(void) = default_threshold_interrupt;
19
20asmlinkage void smp_threshold_interrupt(void)
21{
22	irq_enter();
23	exit_idle();
24	inc_irq_stat(irq_threshold_count);
25	mce_threshold_vector();
26	irq_exit();
27	/* Ack only at the end to avoid potential reentry */
28	ack_APIC_irq();
29}
30